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<b><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - NV11 black screen & kernel hang on loading nouveaufb"
href="https://bugs.freedesktop.org/show_bug.cgi?id=56461#c36">Comment # 36</a>
on <a class="bz_bug_link
bz_status_NEW "
title="NEW --- - NV11 black screen & kernel hang on loading nouveaufb"
href="https://bugs.freedesktop.org/show_bug.cgi?id=56461">bug 56461</a>
from <span class="vcard"><a class="email" href="mailto:chris@edesix.com" title="Chris Paulson-Ellis <chris@edesix.com>"> <span class="fn">Chris Paulson-Ellis</span></a>
</span></b>
<pre>(In reply to <a href="show_bug.cgi?id=56461#c33">comment #33</a>)
<span class="quote">> Does booting with nouveau.agpmode=0 and/or
> nouveau.config=DEVINIT=NvForcePost=1 change anything? (please test all 3
> combinations)</span >
For these tests, I'm working with nouveau HEAD 73e5cf2d + dpms-fix.
Doing "modprobe nouveau" results in the fade-to-black problem as before - as do
all the following tests.
Doing "modprobe nouveau apgmode=0" removes the console messages about AGP 4x
mode and changes the GART aperture from 64 MiB to 128 MiB.
Doing "modprobe nouveau config=DEVINIT=NvForcePost=1" adds a console message
about "running init tables", changes the VRAM size from 15 MiB to 31 MiB (!)
and results in a never ending stream of PFIFO errors.
Doing "modprobe nouveau apgmode=0 config=DEVINIT=NvForcePost=1" has the
expected console changes from the 2 tests above, but with a GPU lockup error
instead of the PFIFO errors.
I'll attach console logs for the above tests.
Chris.</pre>
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